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serving as a primary air proving switch to ensure the blower motor is moving sufficient combustion air before the ignition sequence begins
Common signs include poor cooling performance
The integrated 15-second inter-purge (15IP) ensures safe clearing of unburnt gas between ignition attempts
What is the maximum fluid temperature for this solenoid
Amana-Goodman 0130F00479 Pressure Switch 321702-401 serving as a primary airThe Amana Goodman 0130F00479 Pressure Switch is a high precision, genuine OEM furnace part specifically engineered for residential and commercial heating systems. This 2 stage air pressure switch features dual calibration points at 0. 10" and 0. 97" WC, ensuring your gas furnace operates within exact manufacturer safety parameters. By monitoring the vacuum produced by the inducer motor, this safety device prevents ignition if improper venting or a